diff --git a/algorithms/Python/trees/binaryTreeTraversals.py b/algorithms/Python/trees/binaryTreeTraversals.py index 33ee4605..45ec2458 100644 --- a/algorithms/Python/trees/binaryTreeTraversals.py +++ b/algorithms/Python/trees/binaryTreeTraversals.py @@ -4,8 +4,8 @@ Algorithm : Binary Tree Traversals (Pre-Order, In-Order, Post-Order) Time Complexity : O(n) Space Complexity: O(n) (Auxiliary space) """ +from queue import LifoQueue, Queue from typing import Optional, Union -from queue import Queue, LifoQueue class BinaryTreeNode: